GP38-2s 676 and 668, U30B 845, and GP35 715 by Frisco.org Posted on April 21, 2017 GP38-2s 676 and 668, U30B 845, and GP35 715 GP38-2s 676 and 668, U30B 845, and GP35 715 (location unknown) in August 1973. This entry was posted in Slides and tagged 668, 676, 715, 845, Electro-Motive Division, General Electric, GP35, GP38-2, U30B. Bookmark the permalink.